petraeus. jill kelly says she has been friends with petraeus and his family for more than five years. kelly called the fbi after getting the harassing messages. fbi agents traced them to paula broad well's computer. they also uncovered a series of intimate e-mails between broad well and petraeus. petraeus resigned from the cia on friday and admitted to an affair on broad well. broad well was writing a biography about the general. >> i hate to accept it, but there are a number of things one has to consider. first was there any kind of national security breech. to date there was not. >> petraeus apparently started the affair when leaving the army in 2011. it also appears he was the one who ended their romance. >>> today all over the country people stopped to pay tribute to those who have paid and are paying their time in the armed forces to protect our freedom. >> reporter: the day began with tradition. president obama laid a wreath at the tomb of the unknown at arlington national cemetery. the p